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Large Language Models (LLMs) are increasingly used for recommendation tasks due to their general-purpose capabilities. While LLMs perform well in rich-context settings, their behavior in cold-start scenarios, where only limited signals such…

Information Retrieval · Computer Science 2025-09-09 Alexandre Andre , Gauthier Roy , Eva Dyer , Kai Wang

Large Language Models (LLMs) are increasingly deployed in socially sensitive settings, raising concerns about fairness and biases, particularly across intersectional demographic attributes. In this paper, we systematically evaluate…

Computation and Language · Computer Science 2026-04-24 Chaima Boufaied , Ronnie De Souza Santos , Ann Barcomb

Large language models (LLMs) are increasingly integral to information retrieval (IR), powering ranking, evaluation, and AI-assisted content creation. This widespread adoption necessitates a critical examination of potential biases arising…

Information Retrieval · Computer Science 2025-07-11 Krisztian Balog , Donald Metzler , Zhen Qin

Are large language models (LLMs) biased in favor of communications produced by LLMs, leading to possible antihuman discrimination? Using a classical experimental design inspired by employment discrimination studies, we tested widely used…

Computation and Language · Computer Science 2025-08-12 Walter Laurito , Benjamin Davis , Peli Grietzer , Tomáš Gavenčiak , Ada Böhm , Jan Kulveit

Drawing on constructs from psychology, prior work has identified a distinction between explicit and implicit bias in large language models (LLMs). While many LLMs undergo post-training alignment and safety procedures to avoid expressions of…

Computers and Society · Computer Science 2026-02-05 Molly Apsel , Michael N. Jones

The proliferation of open-source Large Language Models (LLMs) from various institutions has highlighted the urgent need for comprehensive evaluation methods. However, current evaluation platforms, such as the widely recognized HuggingFace…

Computation and Language · Computer Science 2024-11-01 Fanghua Ye , Mingming Yang , Jianhui Pang , Longyue Wang , Derek F. Wong , Emine Yilmaz , Shuming Shi , Zhaopeng Tu

The presence of social biases in Natural Language Processing (NLP) and Information Retrieval (IR) systems is an ongoing challenge, which underlines the importance of developing robust approaches to identifying and evaluating such biases. In…

Information Retrieval · Computer Science 2025-06-30 Maryam Mousavian , Zahra Abbasiantaeb , Mohammad Aliannejadi , Fabio Crestani

This work takes a critical stance on previous studies concerning fairness evaluation in Large Language Model (LLM)-based recommender systems, which have primarily assessed consumer fairness by comparing recommendation lists generated with…

Information Retrieval · Computer Science 2025-02-24 Yashar Deldjoo , Tommaso di Noia

Large Language Models (LLMs) have revolutionized natural language processing, but their susceptibility to biases poses significant challenges. This comprehensive review examines the landscape of bias in LLMs, from its origins to current…

Computation and Language · Computer Science 2026-05-04 Yufei Guo , Muzhe Guo , Juntao Su , Zhou Yang , Mengqiu Zhu , Hongfei Li , Mengyang Qiu , Shuo Shuo Liu

The widespread adoption of large language models (LLMs) underscores the urgent need to ensure their fairness. However, LLMs frequently present dominant viewpoints while ignoring alternative perspectives from minority parties, resulting in…

Computation and Language · Computer Science 2024-02-20 Tianlin Li , Xiaoyu Zhang , Chao Du , Tianyu Pang , Qian Liu , Qing Guo , Chao Shen , Yang Liu

Large Language Models (LLMs) can generate biased and toxic responses. Yet most prior work on LLM gender bias evaluation requires predefined gender-related phrases or gender stereotypes, which are challenging to be comprehensively collected…

Computation and Language · Computer Science 2023-11-02 Xiangjue Dong , Yibo Wang , Philip S. Yu , James Caverlee

Evaluation and ranking of large language models (LLMs) has become an important problem with the proliferation of these models and their impact. Evaluation methods either require human responses which are expensive to acquire or use pairs of…

Computation and Language · Computer Science 2024-06-11 Amit Dhurandhar , Rahul Nair , Moninder Singh , Elizabeth Daly , Karthikeyan Natesan Ramamurthy

Double-blind peer review mechanism has become the skeleton of academic research across multiple disciplines including computer science, yet several studies have questioned the quality of peer reviews and raised concerns on potential biases…

Computers and Society · Computer Science 2022-11-14 Jiayao Zhang , Hongming Zhang , Zhun Deng , Dan Roth

This paper calls on the research community not only to investigate how human biases are inherited by large language models (LLMs) but also to explore how these biases in LLMs can be leveraged to make society's "unwritten code" - such as…

Computers and Society · Computer Science 2026-01-28 Honglin Bao , Siyang Wu , Jiwoong Choi , Yingrong Mao , James A. Evans

Scholarly peer review is a cornerstone of scientific advancement, but the system is under strain due to increasing manuscript submissions and the labor-intensive nature of the process. Recent advancements in large language models (LLMs)…

Computation and Language · Computer Science 2024-12-03 Rui Ye , Xianghe Pang , Jingyi Chai , Jiaao Chen , Zhenfei Yin , Zhen Xiang , Xiaowen Dong , Jing Shao , Siheng Chen

Large Language Models (LLMs) have made significant strides in Natural Language Processing but remain vulnerable to fairness-related issues, often reflecting biases inherent in their training data. These biases pose risks, particularly when…

Computation and Language · Computer Science 2025-04-14 Harishwar Reddy , Madhusudan Srinivasan , Upulee Kanewala

With the improving semantic understanding capability of Large Language Models (LLMs), they exhibit a greater awareness and alignment with human values, but this comes at the cost of transparency. Although promising results are achieved via…

Computation and Language · Computer Science 2026-05-27 Nafis Tanveer Islam , Zhiming Zhao

The growing interest in employing large language models (LLMs) for decision-making in social and economic contexts has raised questions about their potential to function as agents in these domains. A significant number of societal problems…

Computer Science and Game Theory · Computer Science 2025-11-25 Hadi Hosseini , Samarth Khanna

We explore how large language models (LLMs) can enhance the proposal selection process at large user facilities, offering a scalable, consistent, and cost-effective alternative to traditional human review. Proposal selection depends on…

Artificial Intelligence · Computer Science 2025-12-12 Lijie Ding , Janell Thomson , Jon Taylor , Changwoo Do

The rapid advancement of large language models (LLMs) has inspired researchers to integrate them extensively into the academic workflow, potentially reshaping how research is practiced and reviewed. While previous studies highlight the…

Computation and Language · Computer Science 2025-10-15 Rui Li , Jia-Chen Gu , Po-Nien Kung , Heming Xia , Junfeng liu , Xiangwen Kong , Zhifang Sui , Nanyun Peng